1. University of Central Florida College of Medicine, Orlando, FL, USA; Osceola Regional Medical Center, Kissimmee, FL, USA
2. University of Minnesota, Minneapolis, MN, USA
3. University of Central Florida College of Medicine, Orlando, FL 32827-7408, USA
4. Osceola Regional Medical Center, Kissimmee, FL, USA
5. Envision Physician Services, Plantation, FL, USA
6. University of Central Florida College of Medicine, Orlando, FL, USA